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Old 05-04-2002, 09:26 AM   #1
68gmcjon
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Post Gear Ratio

What is a good and easy way to find the gear ratio for a, i don't know what info you will need so, 68' GMC with leafs in back and coils in front, originally had a 396 now a 402, 1/2 ton 2WD 6 lug, 12 bolt rearend. If you need anymore info just ask. Thanks for the help!!
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1968 GMC
Original A/C, bucket seats, PS,PB
396 bored to 402, Dynomax cerama-coat headers, Super 40 Flowmasters, 272/284 Crane cam, Crane gold roller rockers, holley 750 cfm double pumper, Edelbrock Performer RPM intake, HEI ignition, 9.5:compression
Alltogether 411HP and 446ft/lbs

Dana 60 w/ 3.54 gears
Turbo 400 tranny

Why would you have anything other than a big block? HAHA
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Old 05-04-2002, 11:34 AM   #2
Fast68Chevy
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what tranny was original ? should be 3.07 anyways because of 396 engine, 3.07 came with that engine

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Old 05-04-2002, 12:23 PM   #3
bigjimzlll
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go to this link....www.f-body.org/gears/
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